Home / 16,897.18-23,317.87-9,343.35

Finding the Fourth Proportional to 16,897.18, 23,317.87 and 9,343.35

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Solution

The fourth proportional to 16,897.18, 23,317.87 and 9,343.35 is: 12,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.18 : 23,317.87 = 9,343.35 : x
  2. Step 2: Convert to fraction form
    16,897.18/23,317.87 = 9,343.35/x
  3. Step 3: Cross multiply
    16,897.18x = 23,317.87 × 9,343.35
  4. Step 4: Simplify right side
    16,897.18x = 217,866,904.08
  5. Step 5: Solve for x
    x = 217,866,904.08/16,897.18
  6. Step 6: Final answer
    x = 12,893.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.